April Weather in Alamo, United States

Last updated: June 24, 2025

In April, the average temperature in Alamo, United States hovers around 14°C (58°F), making it a pleasant time of year. However, be prepared for a range of temperatures—while the minimum can drop to 3°C (37°F), it can also reach a warm 31°C (88°F). Expect 30 mm (1.2 in) of rainfall over about 5 days, with an average humidity level of 78% to add a bit of moisture to the air.

April Temperature in Alamo

In April in Alamo, the average temperature is 14°C (58°F). The maximum can reach 31°C (88°F), while the minimum can be as low as 3°C (37°F). Be prepared for a variety of weather conditions if you're planning to travel during this time.

April Weather in Alamo: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Alamo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alamo, April typically has an average temperature of 14°C (58°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (37°F).

Data source: Temperature data for Alamo generated using information from the Copernicus Climate Change Service.

April Precipitation in Alamo

In Alamo in April, the precipitation amount is 30 mm (1.2 in) over the course of 5 days.

April Precipitation Trends in Alamo

The chart displays monthly precipitation patterns in Alamo, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Alamo, April typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Alamo

In Alamo in April, humidity is 78%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat more than usual while exploring.

April Average Humidity in Alamo

This chart illustrates the average monthly humidity levels in Alamo, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Alamo is approximately 78%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Alamo

In Alamo in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Alamo.

Maximum UV Index Levels in Alamo for April

The chart shows the monthly maximum UV Index (UVI) for Alamo in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Alamo typically reaches 9, which falls under the very high exposure category.

Data source: Alamo April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How April Weather in Alamo Compares to Other Months

Weather in Alamo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Alamo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Alamo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	94 mm (3.7 inches)	82%	moderate
February Weather	11°C (52°F)	89 mm (3.5 inches)	84%	moderate
March Weather	12°C (54°F)	77 mm (3.0 inches)	82%	very high
April Weather	14°C (58°F)	30 mm (1.2 inches)	78%	very high
May Weather	16°C (61°F)	17 mm (0.7 inches)	71%	very high
June Weather	19°C (66°F)	2 mm (0.1 inches)	64%	extreme
July Weather	20°C (68°F)	0 mm (0.0 inches)	58%	extreme
August Weather	20°C (69°F)	0 mm (0.0 inches)	54%	very high
September Weather	20°C (68°F)	2 mm (0.1 inches)	55%	very high
October Weather	17°C (63°F)	22 mm (0.9 inches)	62%	high
November Weather	13°C (55°F)	38 mm (1.5 inches)	78%	moderate
December Weather	10°C (50°F)	76 mm (3.0 inches)	80%	moderate